package comxin.demo3;

public class TicketThread extends Thread{
    private int tickets=100;
    private Object obj=new Object();
    @Override
    public void run() {
        while (true){
            synchronized(obj){
                if (tickets>0){
                    try {
                        Thread.sleep(0);
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                    System.out.println(Thread.currentThread().getName()+" 正在出售第"+tickets+"张票");
                    tickets--;
                }
            }

        }
    }
}
